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dam_ay.exe

Yu Bao

The executable dam_ay.exe has been detected as malware by 1 anti-virus scanner. The file has been seen being downloaded from d3g1g0k0wwnjag.cloudfront.net.
Publisher:
Yu Bao  (signed and verified)

MD5:
a5c999fb6858c7df2caf715174e46b80

SHA-1:
d45c8a0fbe3b6f8d1476d63d8c668d171346dc94

SHA-256:
3c948b44989721c83eefd67f96af6cf21b03ed4a271d62b66ae4fa4a2738db47

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
12/26/2024 4:31:58 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.7.20.11

File size:
378.3 KB (387,392 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\dam_ay.exe

Digital Signature
Signed by:
Yu Bao

Authority:
thawte, Inc.

Valid from:
7/13/2016 5:00:00 PM

Valid to:
10/20/2016 4:59:59 PM

Subject:
CN=Yu Bao, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
187FE15564CBE2D27E3D2CCF72CB8782

File PE Metadata
Compilation timestamp:
7/19/2016 8:57:56 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:Lt37KJwUI9FpEW3+oZxd/EFghSyTNxVbp:xL6RI9AWu2T1SeF

Entry address:
0x2D36F

Entry point:
E8, 97, 88, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, FF, 15, D0, D0, 44, 00, 6A, 01, A3, B4, F0, 45, 00, E8, E4, 8D, 00, 00, FF, 75, 08, E8, 79, 8D, 00, 00, 83, 3D, B4, F0, 45, 00, 00, 59, 59, 75, 08, 6A, 01, E8, CA, 8D, 00, 00, 59, 68, 09, 04, 00, C0, E8, 47, 8D, 00, 00, 59, 5D, C3, 55, 8B, EC, 81, EC, 24, 03, 00, 00, 6A, 17, E8, 94, 4F, 01, 00, 85, C0, 74, 05, 6A, 02, 59, CD, 29, A3, 98, EE, 45, 00, 89, 0D, 94, EE, 45, 00, 89, 15, 90, EE, 45, 00, 89, 1D, 8C, EE, 45, 00, 89, 35, 88, EE, 45, 00, 89, 3D, 84...
 
[+]

Entropy:
6.4416

Code size:
300.5 KB (307,712 bytes)

The file dam_ay.exe has been seen being distributed by the following URL.

http://d3g1g0k0wwnjag.cloudfront.net/.../dam_ay.exe

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